申请人:Merck Patent Gesellschaft mit beschraenkter Haftung
公开号:US04232016A1
公开(公告)日:1980-11-04
3-Fluoro-2,3-dihydro-1H-1,4-benzodiazepin-2-ones of the formula ##STR1## wherein R.sup.1 is H, alkyl or fluorinated alkyl of 1-4 carbon atoms and up to 9 fluorine atoms or cycloalkylalkyl of 4-8 carbon atoms; R.sup.2 is phenyl; monohalophenyl or pyridyl; R.sup.3 is F, Cl, Br or NO.sub.2, and physiologically acceptable acid addition salts thereof, are central nervous system depressants.